Research on the concept of teacher efficacy spans over 20 years, but much remains to be learned. Although precise definitions of the concept have always been problematic, in general, teacher efficacy is defined as teacher's belief or conviction that they can influence how well students learn (T. Guskey and P. Passaro, 1994). Efforts to clarify the…

Although much recent attention has focused on gaps in the achievement of different groups of students, the problem has been with us for decades. This paper presents the problem as one of reducing variation in students' achievement, and reviews the work of renowned educator Benjamin Bloom on this problem. Bloom argued that to reduce variation in…

In spring 1981, resources were allocated for the establishment of the Center for the Improvement of Teaching and Learning, which would coordinate strategies to improve methods of instruction and learning in the community colleges of the United States. The emphasis of the Center is on the development of strategies that require relatively small…